Amazon sells 3.9 mn tablets in Q4 2011 shipped nearly 3.9 million Kindle Fire tablets in the last three months of 2011.

Amazon tablet has chips from TI, Samsung, Hynix

Samsung supplied the 8 gigabyte flash memory chip, while Hynix made a DDR 2 RAM component for the device.

Amazon`s $199 Fire sparks supply, margin questions

The rock-bottom price of the new Kindle Fire tablet computer is raising questions about Inc`s ability to keep up with demand and the device`s effect on the company`s already razor-thin profit margins.

Amazon tablet coming in November at $250 Inc plans to unveil a cheaper, smaller $250 rival to Apple Inc`s iPad tablet device in November.